Home / 3,057,961.11-4,219,896.87-1,681,303.47

Finding the Fourth Proportional to 3,057,961.11, 4,219,896.87 and 1,681,303.47

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Solution

The fourth proportional to 3,057,961.11, 4,219,896.87 and 1,681,303.47 is: 2,320,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,961.11 : 4,219,896.87 = 1,681,303.47 : x
  2. Step 2: Convert to fraction form
    3,057,961.11/4,219,896.87 = 1,681,303.47/x
  3. Step 3: Cross multiply
    3,057,961.11x = 4,219,896.87 × 1,681,303.47
  4. Step 4: Simplify right side
    3,057,961.11x = 7,094,927,250,573.14
  5. Step 5: Solve for x
    x = 7,094,927,250,573.14/3,057,961.11
  6. Step 6: Final answer
    x = 2,320,149.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.